inches dec. inches N scale inches N scale feet wire gage 0.0005 0.1 0.00667 0.002 0.3 0.02667 0.004 0.6 0.05333 0.005 0.8 0.06667 36 ga 0.00625 1.0 0.08333 34 ga 0.0075 1.2 0.10000 33 ga 0.009 1.4 0.12000 31 ga 0.01 1.6 0.13333 30 ga 0.0125 2.0 0.16667 28 ga 0.015 2.4 0.20000 27 ga 1/64" 0.015625 2.5 0.20833 26 ga 0.02 3.2 0.26667 24 ga 0.025 4.0 0.33333 22 ga 0.03 4.8 0.40000 21 ga 1/32" 0.03125 5.0 0.41667 20 ga 0.035 5.6 0.46667 19 ga 0.0375 6.0 0.50000 19 ga 0.04 6.4 0.53333 18 ga 3/64" 0.046875 7.5 0.62500 17 ga 0.05 8.0 0.66667 16 ga 0.06 9.6 0.80000 15 ga 1/16" 0.0625 10.0 0.83333 14 ga 0.07 11.2 0.93333 13 ga 5/64" 0.078125 12.5 1.04167 0.08 12.8 1.06667 12 ga 0.09 14.4 1.20000 11 ga 3/32" 0.09375 15.0 1.25000 0.1 16.0 1.33333 10 ga 7/64" 0.109375 17.5 1.45833 0.11 17.6 1.46667 9 ga 0.12 19.2 1.60000 1/8" 0.125 20.0 1.66667 8 ga 0.13 20.8 1.73333 0.14 22.4 1.86667 9/64" 0.140625 22.5 1.87500 7 ga 0.15 24.0 2.00000 5/32" 0.15625 25.0 2.08333 0.16 25.6 2.13333 6 ga 0.17 27.2 2.26667 11/64" 0.171875 27.5 2.29167 0.18 28.8 2.40000 5 ga 3/16" 0.1875 30.0 2.50000 0.19 30.4 2.53333 0.2 32.0 2.66667 13/64" 0.203125 32.5 2.70833 4 ga 0.21 33.6 2.80000 7/32" 0.21875 35.0 2.91667 0.22 35.2 2.93333 3 ga 0.23 36.8 3.06667 15/64" 0.234375 37.5 3.12500 0.24 38.4 3.20000 1/4" 0.25 40.0 3.33333 2 ga 0.26 41.6 3.46667 17/64" 0.265625 42.5 3.54167 0.27 43.2 3.60000 0.28 44.8 3.73333 9/32" 0.28125 45.0 3.75000 1 ga 0.29 46.4 3.86667 19/64" 0.296875 47.5 3.95833 0.3 48.0 4.00000 0.31 49.6 4.13333 5/16" 0.3125 50.0 4.16667 0.32 51.2 4.26667 21/64" 0.328125 52.5 4.37500 0 ga 0.33 52.8 4.40000 0.34 54.4 4.53333 11/32" 0.34375 55.0 4.58333 00 ga 0.35 56.0 4.66667 23/64" 0.359375 57.5 4.79167 0.36 57.6 4.80000 0.37 59.2 4.93333 3/8" 0.375 60.0 5.00000 000 ga 0.38 60.8 5.06667 0.39 62.4 5.20000 25/64" 0.390625 62.5 5.20833 0.4 64.0 5.33333 13/32" 0.40625 65.0 5.41667 0000 ga 0.41 65.6 5.46667 0.42 67.2 5.60000 27/64" 0.421875 67.5 5.62500 0.43 68.8 5.73333 7/16" 0.4375 70.0 5.83333 00000 ga 0.44 70.4 5.86667 0.45 72.0 6.00000 29/64" 0.453125 72.5 6.04167 0.46 73.6 6.13333 15/32" 0.46875 75.0 6.25000 000000 ga 0.47 75.2 6.26667 0.48 76.8 6.40000 31/64" 0.484375 77.5 6.45833 0.49 78.4 6.53333 1/2" 0.5 80.0 6.66667 0000000 ga 0.51 81.6 6.80000 33/64" 0.515625 82.5 6.87500 0.52 83.2 6.93333 0.53 84.8 7.06667 17/32" 0.53125 85.0 7.08333 0.54 86.4 7.20000 35/64" 0.546875 87.5 7.29167 0.55 88.0 7.33333 0.56 89.6 7.46667 9/16" 0.5625 90.0 7.50000 0.57 91.2 7.60000 37/64" 0.578125 92.5 7.70833 0.58 92.8 7.73333 0.59 94.4 7.86667 19/32" 0.59375 95.0 7.91667 0.6 96.0 8.00000 39/64" 0.609375 97.5 8.12500 0.61 97.6 8.13333 0.62 99.2 8.26667 5/8" 0.625 100.0 8.33333 0.63 100.8 8.40000 0.64 102.4 8.53333 41/64" 0.640625 102.5 8.54167 0.65 104.0 8.66667 21/32" 0.65625 105.0 8.75000 0.66 105.6 8.80000 0.67 107.2 8.93333 43/64" 0.671875 107.5 8.95833 0.68 108.8 9.06667 11/16" 0.6875 110.0 9.16667 0.69 110.4 9.20000 0.7 112.0 9.33333 45/64" 0.703125 112.5 9.37500 0.7 112.0 9.33333 0.71 113.6 9.46667 23/32" 0.71875 115.0 9.58333 0.72 115.2 9.60000 0.73 116.8 9.73333 47/64" 0.734375 117.5 9.79167 0.74 118.4 9.86667 3/4" 0.75 120.0 10.00000 0.76 121.6 10.13333 49/64" 0.765625 122.5 10.20833 0.77 123.2 10.26667 0.78 124.8 10.40000 25/32" 0.78125 125.0 10.41667 0.79 126.4 10.53333 51/64" 0.796875 127.5 10.62500 0.8 128.0 10.66667 0.81 129.6 10.80000 13/16" 0.8125 130.0 10.83333 0.82 131.2 10.93333 53/64" 0.828125 132.5 11.04167 0.83 132.8 11.06667 0.84 134.4 11.20000 27/32" 0.84375 135.0 11.25000 0.85 136.0 11.33333 55/64" 0.859375 137.5 11.45833 0.86 137.6 11.46667 0.87 139.2 11.60000 7/8" 0.875 140.0 11.66667 0.88 140.8 11.73333 0.89 142.4 11.86667 57/64" 0.890625 142.5 11.87500 0.9 144.0 12.00000 29/32" 0.90625 145.0 12.08333 0.91 145.6 12.13333 0.92 147.2 12.26667 59/64" 0.921875 147.5 12.29167 0.93 148.8 12.40000 15/16" 0.9375 150.0 12.50000 0.94 150.4 12.53333 0.95 152.0 12.66667 61/64" 0.953125 152.5 12.70833 0.96 153.6 12.80000 31/32" 0.96875 155.0 12.91667 0.97 155.2 12.93333 0.98 156.8 13.06667 63/64" 0.984375 157.5 13.12500 0.99 158.4 13.20000 1" 1 160.0 13.33333 1.125 180.0 15.00000 1 1/4" 1.25 200.0 16.66667 1.375 220.0 18.33333 1 1/2" 1.5 240.0 20.00000 1.625 260.0 21.66667 1 3/4" 1.75 280.0 23.33333 1.875 300.0 25.00000 2" 2 320.0 26.66667 2.25 360.0 30.00000 2 1/2" 2.5 400.0 33.33333 2.75 440.0 36.66667 3" 3 480.0 40.00000 4" 4 640.0 53.33333 5" 5 800.0 66.66667 6" 6 960.0 80.00000 inches dec. inches N scale inches N scale feet 0.00625 1.0 0.08333 0.0125 2.0 0.16667 0.01875 3.0 0.25000 0.025 4.0 0.33333 0.03125 5.0 0.41667 0.0375 6.0 0.50000 0.04375 7.0 0.58333 0.05 8.0 0.66667 0.05625 9.0 0.75000 0.0625 10.0 0.83333 0.06875 11.0 0.91667 0.075 12.0 1.00000 0.08125 13.0 1.08333 0.0875 14.0 1.16667 0.09375 15.0 1.25000 0.1 16.0 1.33333 0.10625 17.0 1.41667 0.1125 18.0 1.50000 0.11875 19.0 1.58333 0.125 20.0 1.66667 0.13125 21.0 1.75000 0.1375 22.0 1.83333 0.14375 23.0 1.91667 0.15 24.0 2.00000 0.15625 25.0 2.08333 0.1625 26.0 2.16667 0.16875 27.0 2.25000 0.175 28.0 2.33333 0.18125 29.0 2.41667 0.1875 30.0 2.50000 0.19375 31.0 2.58333 0.2 32.0 2.66667 0.20625 33.0 2.75000 0.2125 34.0 2.83333 0.21875 35.0 2.91667 0.225 36.0 3.00000 0.23125 37.0 3.08333 0.2375 38.0 3.16667 0.24375 39.0 3.25000 0.25 40.0 3.33333 0.25625 41.0 3.41667 0.2625 42.0 3.50000 0.26875 43.0 3.58333 0.275 44.0 3.66667 0.28125 45.0 3.75000 0.2875 46.0 3.83333 0.29375 47.0 3.91667 0.3 48.0 4.00000 0.30625 49.0 4.08333 0.3125 50.0 4.16667 0.31875 51.0 4.25000 0.325 52.0 4.33333 0.33125 53.0 4.41667 0.3375 54.0 4.50000 0.34375 55.0 4.58333 0.35 56.0 4.66667 0.35625 57.0 4.75000 0.3625 58.0 4.83333 0.36875 59.0 4.91667 0.375 60.0 5.00000 0.38125 61.0 5.08333 0.3875 62.0 5.16667 0.39375 63.0 5.25000 0.4 64.0 5.33333